On the island of Heimaey in Iceland, after a volcanic eruption on Jan. 23, 1973, one family’s home that was preserved under ash and volcanic debris was made the centerpiece of the museum Eldheim­ar (Sudurvegur/Gerdisbraut 10, 900 Vestmannaeyjar, Heimaey, Iceland; phone +354 4882700, http://eldheimar.is/en).

During the eruption of the new volcano, later named Eldfell, more than 5,000 residents escaped to the mainland. They returned to find houses on the eastern side of the...

For travelers who have the need to charge both an Android device (cell phone or tablet) AND an Apple product, the portable myCharge HUB series has both Apple Lightning and micro-USB charging cables integrated into its powerbank. Devices can be used and recharged while the hub, itself, is being recharged. 

Of four models, three have built-in wall prongs; a fourth model includes a charging dock. The HubMini, with a 3,000mAh-battery capacity, weighs 2.8 ounces, measures 3.5"x1....

Visitors to Tokyo, Japan, can spend an hour or more playing with harinezumi (hedgehogs) at the pet store Harry (Harinezumi) Café (Tokyo, Minato-ku, Roppongi 6-7-2 IWAHORI Building 2F; phone +81 03 3404 8100, www.harinezumi-cafe.com/cafe-english). Up to 30 hedgehogs of multiple species call the café home at any given time. 

Open daily 12 p.m.-9 p.m., Harry Café does not serve food or drinks, but outside food and nonalcoholic drinks may be taken in. A half-hour session at the café...